New hope for fisheries

... are some notable exceptions. In Kenya, for example, scientists, managers, and local communities have teamed up to close some key areas to fishing and restrict certain types of fishing gear. This led to an increase in the size and amount of fish available, and a consequent increase in fishers' incomes. "These...

Leicester research paves way for first use in Europe of an insect to fight invasive plant

...sms have been subjected to a rigorous testing regime. The aim of biological control is not to eradicate the target organism, but to weaken it so as to restrict spread and increase the effectiveness of other control measures (i.e less herbicide use)." The psyllid doesn't actually eat the plant, but sucks th...

Frost & Sullivan: North American Government Biometrics Markets Thrive With Active R&D Thrust

...used on monitoring employee access in buildings, drive revenue growth," says Sagar. "In addition, the demand for finger-scan biometric technologies to restrict the network access of confidential data to authorized personnel only expects to increase the demand for PC/network security applications." Fe...

Flexible neck in cell-receptor DC-SIGN targets more pathogens

...jects the molecule's binding sites away from the cell surface," Leckband said. "A rigid presentation of the binding sites at the end of the neck would restrict DC-SIGN to a few specific, spatial forms. Instead, the molecule's flexibility and adaptability allow it to recognize a much wider range of pathogens."...

Athletes, spectators faced unprecedented air pollution at 2008 Olympic Games

...e problem. The weather, in fact, turned out to be more valuable in addressing this concern than major programs by the Chinese government to heavily restrict automobile use, close factories and slow construction during and before the Olympic games. These findings are among the final results just publishe...

U of Minnesota-led study finds that hunters are depleting lion and cougar populations

... new approaches to protect humans and livestock and to manage sport hunting without endangering these vulnerable species. One possibility would be to restrict sport hunting to older males whose offspring have matured. "We need to develop scientifically-based strategies that benefit hunters, livestock own...

Mosquito parasite may help fight dengue fever

...th McGraw to look for a more creative form of defence. Knowing that a parasite, Wolbachia pipientis , shortens the lifespan of host insects and could restrict dengue fever transmission by killing the insects before they can pass the infection on, O'Neill and his team successfully infected Ae. aegypti with ...

Alzheimer's, asthma, cancer, malaria and TB focus of new Singapore grants

...ients of grants to support cancer research is Shazib Pervaiz, Ph.D., of NUS for his team's examination of how statins cholesterol-lowering drugs may restrict growth and induce death of cancer cells. "Current breast cancer therapies include surgery, anti-cancer drugs and radiation, which are invasive or ...

Caffeine appears to be beneficial in males -- but not females -- with Lou Gehrig's disease

...cing oxidative stress and cell death, and increasing antioxidants. But for women, caffeine appears to be harmful. Women with the disorder may want to restrict caffeine consumption, or switch to decaffeinated products which contain the antioxidants, but with little caffeine." ...

Caffeine appears to be beneficial in males -- but not females -- with Lou Gehrig's disease

...cing oxidative stress and cell death, and increasing antioxidants. But for women, caffeine appears to be harmful. Women with the disorder may want to restrict caffeine consumption, or switch to decaffeinated products which contain the antioxidants, but with little caffeine." ...

Food security for leaf-cutting ants: Workers and their fungus garden reject endophyte invaders

... of fungus. They also pitted 32 additional endophytic fungal strains against cultures of the garden cultivar in Petri plates to find out if they would restrict each others' growth. Ants cut leaves that contained both high or low levels of fungi, but they took longer to cut leaves from the high endophyte tre...

Study: Health undervalued in reproductive rights debate

...e the availability of alternative reproductive health providers or services as proof that women's health will not suffer even in the face of laws that restrict reproductive health care. That reasoning can be flawed, said Burkstrand-Reid, a visiting professor in the U. of I. College of Law who studies famil...

BioScience tip sheet, March 2009

...smission lines. This behavior means the facilities form barriers that break essential connections between populations. The authors urge regulations to restrict wind-farm placement, without which the species and others like it are likely to disappear from the wild. ...

Scientists discover why teeth form in a single row

...interplay between biochemicals that induce teeth formation, and others that restrict it, to result in the correct pattern. Specifically, researchers discovered ...MP4/Msx1 pathway," Jiang said. "In mammals, Osr2 suppresses this pathway to restrict teeth within a single row." ...

Research elucidates way lungs fight bacteria and prevent infection

...ne to infection and inflammation, while still killing infection-causing bacteria. The findings, in mice, demonstrate a way to inhibit proteases and restrict the junctions between cells in the airway mucosa, meaning that fewer white blood cells can get into the airway causing less inflammation. Thus, ep...

Inflammation worsens danger due to atherosclerosis

...rosis is a disease of arterial blood vessels where fats, cholesterol, blood cells, and fibers form hardened plaques on the artery wall. These plaques restrict blood flow to tissues such as the heart and brain by narrowing the artery. Atherosclerosis can be caused by high blood pressure, high fat and high ch...

Research exposes the risk to infants from the chemicals used in liquid medicines

...to participate in drug trials. We are also in close discussions with drug manufacturing companies about overcoming some of the practical hurdles that restrict performing drug trials in very small children. We are hopeful that this world-wide problem can be addressed for the benefit of future generations by ...

To climate-change worries, add 1 more: Extended mercury threat

...ain conduit to aquatic wildlife and the fish that pose a hazard to people. On the other, it means that even if policy makers manage to ban or severely restrict mercury emissions, the metal will remain a source of pollution for a long time. "From the time you cut off mercury emission to the time it positive...

New study 'pardons' the misunderstood egg

...rioritize risk factors and eliminate those that have the largest impact on health are more likely to reduce heart disease risk than recommendations to restrict egg consumption. "This study should influence health professionals to finally acknowledge decades of research showing that egg consumption is not...

Shared survival mechanism explains why 'good' nerve cells last and 'bad' cancer cells flourish

...s are able to resist cell death in part via their reliance on glucose metabolism. "For neurons and cancer cells, evolution has come up with ways to restrict the cell death pathway. Our results provide insight into the mechanism behind this adaptive advantage," Deshmukh said. "They also bring together the f...

New model predicts hot spots for mercury in fish

...the model can be used "to develop specific health advisories for water bodies and species rather than sweeping advisories." Current advisories tend to restrict consumption of certain species for an entire state or region out of concern that mercury levels in the fish could adversely affect human health. Wh...

Feed a cold, feed a fever: Research shows calorie cut makes it harder to fight flu

...y to fight a virus will lead to a faster recovery and less-severe effects than if it is calorically restricted," Gardner said. "Adults can calorically restrict their diet eight months out for the year, but during the four months of flu season they need to bump it up to be ready. You need the reserves so your ...

Dolphin population stunted by fishing activities, Scripps/NOAA study finds

... Despite broad "dolphin safe" practices, fishing activities have continued to restrict the growth of at least one Pacific Ocean dolphin population, a new report led by a researcher at Scripps Institution of Oceanography at UC San Diego h...

Mechanisms of cardiovascular disease and cancer give clues to new therapies

...ries to the largest arteries and even the heart itself. This layer separates the blood from the vessel walls and the smooth muscles whose contractions restrict and control blood flow. These muscle contractions are controlled by proteins called endothelins manufactured by the endothelium cells, and if there ar...

Despite 'peacenik' reputation, bonobos hunt and eat other primates too

...make-love-not-war" kind of image. While chimpanzee males frequently band together to hunt and kill monkeys, the more peaceful bonobos were believed to restrict what meat they do eat to forest antelopes, squirrels, and rodents. Not so, according to a study, reported in the October 14th issue of Current Bi...

University professor stresses links between US Navy sonar and whale strandings

... Earlier this summer, the U.S. Supreme Court agreed to review a series of lower court rulings that restrict the Navy's use of sonar in submarine detection training exercises off the coast of Southern California. The court is due to hear arguments in the case...

Researchers note differences between people and animals on calorie restriction

...sume much more protein than the RDA recommendation. "It's much easier to restrict protein than to restrict calories," he says. "If our research is on the right track, maybe humans do...

Geisinger study: Inflammatory disease causes blindness

...ion of the Journal of Clinical Pathology , Geisinger researchers examined a disorder known as temporal arteritis. In this disease, arteries swell and restrict blood flow to the brain. Temporal arteritis can cause headaches, jaw soreness and flu-like symptoms. Untreated, the disease can lead to blindness ...

NOAA reports coastal waters show decline in contaminants

...ws 80 percent of monitored sites with significantly decreasing trends for this pollutant. Tributyl-tin, a biocide used as a compound to reduce or restrict the growth of marine organisms on boat hulls, was found to have greater than anticipated consequences as it affected not only the targeted organisms, ...

Sudden Oak Death pathogen is evolving, says new study that reconstructs the epidemic

... strains of P. ramorum found in wild sites are beginning to show greater diversity, the researchers said. Garbelotto noted that current regulations restrict the movement of known host plant material from natural areas within quarantine counties to non-restricted areas, but moving plant material within the ...

Mental stress reduces blood flow to the heart in patients with gene variation

...e and also was supported by the Department of Veterans Affairs Medical Center and the UF colleges of Pharmacy and Dentistry. Why does mental stress restrict blood flow in some patients even when exercise fails to have the same effect? The effects of mental stress could predominantly affect the hearts small...

Alcohol and malt liquor availability and promotion higher in African American inner cities

... more readily available and highly promoted in poor and minority neighborhoods, and how we can mobilize communities to implement effective policies to restrict their sale and promotion, Jones-Webb said. ...

Netting mosquitoes to prevent malaria

...to Walker, this is important for two reasons. Malarial parasites are notorious for developing antibiotic resistance. Restricting the population would restrict the gene flow, which would limit spread of the resistance. Walker's team will be using genetic markers to track the flow of genes. Second, when malari...

Rwanda conservation effort to link isolated chimps to distant forest

...or trackers for the chimpanzee study, planting and monitoring forest trees and technical support for the development of agricultural cooperatives. restrict deforestation of the existing 102km core forest and riverbanks in the Gishwati Forest Reserve. Develop socioeconomic study of the human populat...

Protein controls blood vessel formation, offers new drug target

...s. In both cases, the new blood vessel growth was prompted by ischemia, or restricted blood flow. However, clinicians treating retinal disease need to restrict blood vessel growth in the eyes, while patients with restricted blood flow in their limbs need to grow need blood vessels. Therefore, CIB1 could be a ...

Northwestern study looks at sensing, movement and behavior

...y. MacIver suggests that because it is too expensive, metabolically speaking, for the knifefish to sense beyond a certain point, the fish needs to restrict its sensory space, unlike passive-sensing animals like humans, which dont invest energy in sensing. Interestingly, the researchers also showed that...

Laser can spot illness before symptoms appear

...e effects of decompression sickness. Larins optical device can locate the presence of nitrogen gas or microbubbles in blood and tissues, which can restrict the flow of blood throughout the body and cause damage. Larin is developing the tool, which works much like an ultrasound machine, with Dr. Bruce Butl...

Entomological Society announces 2007 award winners

...993. Dr. Folletts research program focuses on developing new or improved pest management methods and postharvest treatments for quarantined pests that restrict the export of tropical fruits and vegetables from Hawaii. He is nationally and internationally recognized for his research on tropical invasive pests,...

Genes identified to protect brassicas from damaging disease

...ll off individual cells if they become infected, thereby restricting the viral infection to a very localised area of the plant. Another response is to restrict virus movement within the plant and stop its spread from leaf to leaf. The researchers have identified a number of genes that appear to not allow any ...

UC San Diego physicists tackle knotty puzzle

...n why knotting of the umbilical cord of fetuses is relatively rare, occurring only about one percent of the time. Confinement to the amniotic sac may restrict the probability of knotting. Smith said that their results do not point to any magic solution to prevent knots from forming, but the project did in...